Page 6 - 《运动与健康科学》(英文)2024年第2期

TaggedAPTARAEnd128 B.E. Ainsworth
moderate- and vigorous-intensity LTPA have adverse effects sufficiently active adults had no increases in BF% until sitting
6 h/day; no additional increases in BF% were observed when
on mortality, morbidity, and health-related conditions.TaggedAPTARAEnd
TaggedAPTARAPSedentary behaviors are pervasive in societies. 15 Prolonged sitting longer than 6 h/day. Even though data were from a
sitting occurs at worksites, transportation, leisure, home, and self-report questionnaire, the results are consistent with studies
garden activities, in recreation, and in spectator sports showing the deleterious effects of prolonged sitting and physi-
settings. 16 According to the 2022 American Time Use cal inactivity on health status, morbidity, and mortality.
Survey, 17 men spent nearly 4.5 h/day on weekdays and Personal, social, and environmental efforts are needed to
6.7 h/day on weekends in sedentary activities. Women spent encourage sedentary persons to engage in sufficient LTPA for
less time than men (4 h/day weekdays; 6 h/day weekends). better health and maintenance of a lower BF%.TaggedAPTARAEnd
Most time was spent watching television (2.8 h/day),
accounting for over half of all leisure time. Reading, playing TaggedAPTARAH1Competing interestsTaggedAPTARAEnd
video games, and computer use for leisure ranged from
29 min/day to 1 h/day and 38 min/day for each activity, TaggedAPTARAPThe author declares that she has no competing interests.TaggedAPTARAEnd
depending on one’s age. Socializing with others ranged from
25 min/day on weekdays to 53 min/day on weekends. These TaggedAPTARAH1ReferencesTaggedAPTARAEnd
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